[Ocfs2-commits] mfasheh commits r1222 - trunk/src

[svn-commits at oss.oracle.com]

Author: mfasheh
Date: 2004-06-28 19:56:11 -0500 (Mon, 28 Jun 2004)
New Revision: 1222

Modified:
   trunk/src/journal.c
Log:
* Catch a bug before JBD normally does and print usefull information.



Modified: trunk/src/journal.c
===================================================================
--- trunk/src/journal.c	2004-06-29 00:55:45 UTC (rev 1221)
+++ trunk/src/journal.c	2004-06-29 00:56:11 UTC (rev 1222)
@@ -811,9 +811,18 @@
 
 	if (!found) {
 		i = handle->num_co;
-		handle->co_buffs[i].blocknr = bh->b_blocknr;
 		handle->num_co++;
 
+		if (handle->num_co > handle->max_buffs) {
+			printk("ocfs2: Block %llu exceeds maximum handle "
+			       "credits of %u!\n",
+			       (unsigned long long)bh->b_blocknr,
+			       handle->max_buffs);
+			BUG();
+		}
+
+		handle->co_buffs[i].blocknr = bh->b_blocknr;
+
 		/* The buffer has no copy out, we have two choices below.
 		 *
 		 * If we haven't read the buffer off disk (like in a